133402231135 has 16 divisors (see below), whose sum is σ = 162845844480. Its totient is φ = 104880782880.

The previous prime is 133402231133. The next prime is 133402231153. The reversal of 133402231135 is 531132204331.

It is not a de Polignac number, because 133402231135 - 2¹ = 133402231133 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133402231133) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 918550 + ... + 1053820.

It is an arithmetic number, because the mean of its divisors is an integer number (10177865280).

Almost surely, 2^133402231135 is an apocalyptic number.

133402231135 is a deficient number, since it is larger than the sum of its proper divisors (29443613345).

133402231135 is a wasteful number, since it uses less digits than its factorization.

133402231135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138678.

The product of its (nonzero) digits is 6480, while the sum is 28.

Adding to 133402231135 its reverse (531132204331), we get a palindrome (664534435466).

The spelling of 133402231135 in words is "one hundred thirty-three billion, four hundred two million, two hundred thirty-one thousand, one hundred thirty-five".